SAM7SE256 Atmel Corporation, SAM7SE256 Datasheet - Page 668

• Manufacturer Part Number: SAM7SE256
• Manufacturer: Atmel Corporation

Specifications of SAM7SE256

• Flash (kbytes): 256 Kbytes
• Pin Count: 144
• Max. Operating Frequency: 48 MHz
• Cpu: ARM7TDMI
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 88
• Ext Interrupts: 88
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 1
• Twi (i2c): 1
• Uart: 3
• Ssc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 384
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 32
• Self Program Memory: NO
• External Bus Interface: 1
• Dram Memory: sdram
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 3.0 to 3.6
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 3
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

20 Fast Flash Programming Interface (FFPI) .......................................... 117
21 External Bus Interface (EBI) ................................................................ 135
22 Static Memory Controller (SMC) ......................................................... 161
23 SDRAM Controller (SDRAMC) ............................................................. 199
24 Error Corrected Code Controller (ECC) ............................................. 219
iv
20.1 Overview ............................................................................................................117
20.2 Parallel Fast Flash Programming ......................................................................118
20.3 Serial Fast Flash Programming .........................................................................128
21.1 Overview ............................................................................................................135
21.2 Block Diagram ...................................................................................................136
21.3 I/O Lines Description .........................................................................................137
21.4 Application Example ..........................................................................................138
21.5 Product Dependencies ......................................................................................141
21.6 Functional Description .......................................................................................141
21.7 Implementation Examples .................................................................................148
21.8 External Bus Interface (EBI) User Interface ......................................................157
22.1 Overview ............................................................................................................161
22.2 Block Diagram ...................................................................................................161
22.3 I/O Lines Description .........................................................................................162
22.4 Multiplexed Signals ............................................................................................162
22.5 Product Dependencies ......................................................................................163
22.6 Functional Description .......................................................................................163
22.7 Static Memory Controller (SMC) User Interface ................................................195
23.1 Overview ............................................................................................................199
23.2 Block Diagram ...................................................................................................199
23.3 I/O Lines Description .........................................................................................200
23.4 Application Example ..........................................................................................200
23.5 Product Dependencies ......................................................................................202
23.6 Functional Description .......................................................................................204
23.7 SDRAM Controller (SDRAMC) User Interface ..................................................210
24.1 Overview ............................................................................................................219
24.2 Block Diagram ...................................................................................................219
24.3 Functional Description .......................................................................................220
24.4 ECC User Interface ...........................................................................................224
SAM7SE512/256/32
6222F–ATARM–14-Jan-11